Perfeziona i miei risultati

Document type

Collection spécifique

Lingua

Université de Fribourg

Nestling barn owls beg more intensely in the presence of their mother than in the presence of their father

Roulin, Alexandre ; Bersier, Louis-Félix

In: Animal Behaviour, 2007, vol. 74, no. 4, p. 1099-1106

Nestling begging behaviour may be an honest signal of need used by parents to adjust optimally both feeding rate and within-brood food allocation. Although several studies showed that mothers and fathers can be differentially responsive to nestling begging behaviour with one parent showing a stronger tendency to feed the offspring that beg the most, little information is yet available on whether...